Now that “Star Trek” is finally back on TV after an agonizing 12-year hiatus, let’s celebrate. The sci-fi franchise spans half a century, has a rich beverage culture and is packed full of memorable bartenders. Surprisingly, however, it’s light on actual cocktails. To remedy that, these are five original creations for those of us that live happily in the Venn diagram of Trekkie and cocktail nerd. Drink long and prosper!